| /******************************************************************************* |
| * Copyright (c) 2016, 2017 Obeo. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Obeo - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.eef.core.internal.controllers; |
| |
| import java.util.function.Consumer; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.eef.EEFButtonDescription; |
| import org.eclipse.eef.EEFWidgetDescription; |
| import org.eclipse.eef.EefPackage; |
| import org.eclipse.eef.core.api.EditingContextAdapter; |
| import org.eclipse.eef.core.api.controllers.AbstractEEFWidgetController; |
| import org.eclipse.eef.core.api.controllers.IEEFButtonController; |
| import org.eclipse.emf.ecore.EAttribute; |
| import org.eclipse.sirius.common.interpreter.api.IInterpreter; |
| import org.eclipse.sirius.common.interpreter.api.IVariableManager; |
| |
| /** |
| * This class will be used in order to manage the behavior of the button. |
| * |
| * @author pcdavid |
| */ |
| public class EEFButtonController extends AbstractEEFWidgetController implements IEEFButtonController { |
| /** |
| * The description. |
| */ |
| private EEFButtonDescription description; |
| |
| /** |
| * The consumer of a new value of the button's label. |
| */ |
| private Consumer<String> newButtonLabelConsumer; |
| |
| /** |
| * The constructor. |
| * |
| * @param description |
| * The description |
| * @param variableManager |
| * The variable manager |
| * @param interpreter |
| * The interpreter |
| * @param editingContextAdapter |
| * The editing context adapter |
| */ |
| public EEFButtonController(EEFButtonDescription description, IVariableManager variableManager, IInterpreter interpreter, |
| EditingContextAdapter editingContextAdapter) { |
| super(variableManager, interpreter, editingContextAdapter); |
| this.description = description; |
| } |
| |
| @Override |
| public void onNewButtonLabel(Consumer<String> consumer) { |
| this.newButtonLabelConsumer = consumer; |
| } |
| |
| @Override |
| public void removeNewButtonLabelConsumer() { |
| this.newButtonLabelConsumer = null; |
| } |
| |
| @Override |
| protected EEFWidgetDescription getDescription() { |
| return this.description; |
| } |
| |
| @Override |
| public void refresh() { |
| super.refresh(); |
| |
| String buttonLabelExpression = this.description.getButtonLabelExpression(); |
| this.newEval().logIfInvalidType(String.class).defaultValue("...").call(buttonLabelExpression, this.newButtonLabelConsumer); //$NON-NLS-1$ |
| } |
| |
| @Override |
| public IStatus pushed() { |
| return this.editingContextAdapter.performModelChange(() -> { |
| String pushExpression = this.description.getPushExpression(); |
| EAttribute attr = EefPackage.Literals.EEF_BUTTON_DESCRIPTION__PUSH_EXPRESSION; |
| this.newEval().logIfBlank(attr).call(pushExpression); |
| }); |
| } |
| } |